ABOUT CHOOSING SIZE: Measure your chest with a measuring tape in inches or centimeters, then check the image gallery on this product and finally Select your size in our “Size Table”. HOW TO WEAR IT: [This shirt fits from the bottom to the top, Like a dress] First Put your feet into the neck área, then Move the shirt up, from your legs until reach to the thorax. Finally Put your arms in the straps and that's it! Washing instructions: Only Hand wash with bar soap Do not use fabric softeners or detergents Do not use washing machine or dryer Let dry in the shade Do not use bleach